Trial reportTargeted oncology2021
A Randomized Phase I Study of Abemaciclib in Chinese Patients with Advanced and/or Metastatic Cancers.
Trial report in Targeted oncology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT02919696 (A Phase 1 Study of Abemaciclib in Native Chinese Patients With Advanced and/or Metastatic Cancers), which is not on this map. Cited by 7 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
A Phase 1 Study of Abemaciclib in Native Chinese Patients With Advanced and/or Metastatic Cancers
Who cites it
7 citing papers in PubMed, 9 citations in OpenAlex.
- CDK2/9 blockade remodels chromatin and drives phenotypic plasticity in glioblastoma organoids.Cell communication and signaling : CCS · 2026Article
- Article
- The regulatory role of CDK4/6 inhibitors in tumor immunity and the potential value of tumor immunotherapy (Review).International journal of molecular medicine · 2025Review
- Phase I trial of SPH4336, a novel cyclin-dependent kinase 4/6 inhibitor, in patients with advanced solid tumors.The oncologist · 2025Article
- Assay for the quantification of abemaciclib, its metabolites, and olaparib in human plasma by liquid chromatography-tandem mass spectrometry.Journal of pharmaceutical and biomedical analysis · 2025Article
- Therapeutic potential of CDK4/6 inhibitors in renal cell carcinoma.Nature reviews. Urology · 2022Review
- A narrative review of the clinical development of CDK4/6 inhibitor abemaciclib in breast cancer.Translational breast cancer research : a journal focusing on translational research in breast cancer · 2022Review
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
12 authors at 4 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
backgroundAbemaciclib, a cyclin-dependent kinase 4 and 6 inhibitor, is approved in combination with endocrine therapy or as monotherapy for hormone receptor-positive and human epidermal growth factor receptor-2-negative (HR+/HER2-) advanced breast cancer outside of China.
objectiveTo evaluate the safety, tolerability, and pharmacokinetic (PK) profile of abemaciclib in Chinese patients with advanced and/or metastatic cancers. PATIENTS AND
methodsA multicenter, open-label, phase I trial of abemaciclib in Chinese patients with advanced and/or metastatic cancers was conducted. Patients were randomized (1:1) to oral abemaciclib 150 or 200 mg every 12 h on a 28-day cycle. Safety analyses (primary outcome) included all patients receiving at least one dose of abemaciclib. PK and antitumor activity were also assessed.
resultsOf the 26 patients randomized, 25 received abemaciclib 150 mg (n = 12) or 200 mg (n = 13). All 25 patients reported ≥ 1 treatment-emergent adverse event (TEAE). The majority of TEAEs were Common Terminology Criteria for Adverse Events (CTCAE) Grade 1 or 2 in severity. The most frequent TEAEs of Grade ≥ 3 were neutropenia (32%) and thrombocytopenia (24%). Four patients (16%) discontinued treatment due to AEs. Abemaciclib exhibited slow absorption and clearance at single dose, with maximum concentrations achieved after around 6 h and an elimination half-life of approximately 24 h. No complete response was observed, two patients (8%) achieved partial response, with one confirmed responder, and the disease control rate was 68% (n = 17).
conclusionsAbemaciclib was well tolerated and the safety and PK profiles in Chinese patients were comparable to those previously reported in non-Chinese populations. Preliminary antitumor activity was observed. CLINICALTRIALS. GOV IDENTIFIER: NCT02919696.
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